72817576

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{857}}^1$

素因数の和:938

約数の個数: 64

約数和(自身を含む): 158558400

約数和(自身を除く): 85740824

約数列:

[1, 2, 4, 8, 13, 19, 26, 38, 43, 52, 76, 86, 104, 152, 172, 247, 344, 494, 559, 817, 857, 988, 1118, 1634, 1714, 1976, 2236, 3268, 3428, 4472, 6536, 6856, 10621, 11141, 16283, 21242, 22282, 32566, 36851, 42484, 44564, 65132, 73702, 84968, 89128, 130264, 147404, 211679, 294808, 423358, 479063, 700169, 846716, 958126, 1400338, 1693432, 1916252, 2800676, 3832504, 5601352, 9102197, 18204394, 36408788, 72817576]

約数ペア:

[(1, 72817576), (2, 36408788), (4, 18204394), (8, 9102197), (13, 5601352), (19, 3832504), (26, 2800676), (38, 1916252), (43, 1693432), (52, 1400338), (76, 958126), (86, 846716), (104, 700169), (152, 479063), (172, 423358), (247, 294808), (344, 211679), (494, 147404), (559, 130264), (817, 89128), (857, 84968), (988, 73702), (1118, 65132), (1634, 44564), (1714, 42484), (1976, 36851), (2236, 32566), (3268, 22282), (3428, 21242), (4472, 16283), (6536, 11141), (6856, 10621)]